Marissa M. Maier

Dr. Marissa M. Maier is a Professor of Medicine in the Division of Infectious Diseases at Oregon Health & Science University (OHSU). She serves as staff physician at the VA Portland Health Care System and VA Site Director for OHSU’s Infectious Diseases Fellowship Program. Her clinical roles include senior consulting for the VA’s national Office of Women’s Health. Dr. Maier’s research focuses on HIV prevention, sexually transmitted infections (STIs), viral hepatitis, and healthcare policy impacts on patient outcomes within the Veterans Health Administration (VHA) system.

• Education:
  • B.A. (Environmental Studies & Development Studies), Brown University, 1997
  • M.D., University of California San Francisco School of Medicine, 2007
  • Residency: Internal Medicine, OHSU (2010)
  • Fellowship: Infectious Diseases, OHSU (2012)

Her research emphasizes improving care quality for hepatitis B/HIV coinfections, optimizing STI testing protocols during pandemics, and analyzing vaccination responses to outbreaks. Recent work highlights disparities in STI/HIV testing rates among veterans with substance use disorders and women-specific health outcomes.

Publications (2021–2024) consistently address VHA system-wide challenges in infectious disease management, leveraging large-scale cohort studies and quality improvement frameworks. No specific scientific awards are listed here, but her roles indicate significant institutional recognition.

Dr. Maier collaborates with interdisciplinary teams on VA-funded projects and advises fellows in infectious disease training. Her work bridges clinical practice and public health policy, with a focus on vulnerable veteran populations.